CD-ROM is in ISO 9660 format System id: Volume id: AlmaLinux-9-0-beta-1-s390x-dvd Volume set id: Publisher id: Data preparer id: XORRISO-1.5.4 2021.01.30.150001, LIBISOBURN-1.5.4, LIBISOFS-1.5.4, LIBBURN-1.5.4 Application id: Copyright File id: Abstract File id: Bibliographic File id: Volume set size is: 1 Volume set sequence number is: 1 Logical block size is: 2048 Volume size is: 211153 El Torito VD version 1 found, boot catalog is in sector 33 Joliet with UCS level 3 found Rock Ridge signatures version 1 found Eltorito validation header: Hid 1 Arch 0 (x86) ID '' Key 55 AA Eltorito defaultboot header: Bootid 88 (bootable) Boot media 0 (No Emulation Boot) Load segment 0 Sys type 0 Nsect 4 Bootoff 22 34